diff --git a/java/java-impl/java-impl.iml b/java/java-impl/java-impl.iml
index b305503..b7b5d03 100644
--- a/java/java-impl/java-impl.iml
+++ b/java/java-impl/java-impl.iml
@@ -33,6 +33,7 @@
     <orderEntry type="module" module-name="java-indexing-api" />
     <orderEntry type="module" module-name="jps-model-impl" />
     <orderEntry type="module" module-name="java-analysis-impl" exported="" />
+    <orderEntry type="module" module-name="external-system-api" />
   </component>
   <component name="copyright">
     <Base>